f1b56380123826315f6b16493495fee2dcb99a578dca5a39d410d12326cb2b7c

Analysis

max time kernel
38s
max time network
41s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-10-2022 20:11

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General

Target

yurts.cmd
Size

728B
MD5

9d57f4c611f4df4d4a8757f097e70356
SHA1

00c069c6ce4d53d06a8c4716342d30a4add4087c
SHA256

d6b3d6cf6450d560fbb778670879f24e2094191226124510959f2977a5538a90
SHA512

faecb7866326de8615e4ee3b61f2a514bd04846dc597a90f15c8ab7ff1a8db77b815656eb0fd4156c0a9f916dae14cd2fb50922c52d63fa82c2c11971e97d2a2

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1992	forthcame.exe

Loads dropped DLL 1 IoCs

pid	Process
364	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 364 wrote to memory of 1048	364	cmd.exe	28
PID 364 wrote to memory of 1048	364	cmd.exe	28
PID 364 wrote to memory of 1048	364	cmd.exe	28
PID 364 wrote to memory of 1212	364	cmd.exe	29
PID 364 wrote to memory of 1212	364	cmd.exe	29
PID 364 wrote to memory of 1212	364	cmd.exe	29
PID 364 wrote to memory of 928	364	cmd.exe	30
PID 364 wrote to memory of 928	364	cmd.exe	30
PID 364 wrote to memory of 928	364	cmd.exe	30
PID 364 wrote to memory of 1520	364	cmd.exe	31
PID 364 wrote to memory of 1520	364	cmd.exe	31
PID 364 wrote to memory of 1520	364	cmd.exe	31
PID 364 wrote to memory of 1992	364	cmd.exe	32
PID 364 wrote to memory of 1992	364	cmd.exe	32
PID 364 wrote to memory of 1992	364	cmd.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\yurts.cmd"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:364
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo f"
  2⤵
  PID:1048
- C:\Windows\system32\xcopy.exe
  xcopy C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\forthcame.exe /h /s /e
  2⤵
  PID:1212
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo f"
  2⤵
  PID:928
- C:\Windows\system32\xcopy.exe
  xcopy templates642.png C:\Users\Admin\AppData\Local\Temp\4371.25811 /h /s /e
  2⤵
  PID:1520
- C:\Users\Admin\AppData\Local\Temp\forthcame.exe
  C:\Users\Admin\AppData\Local\Temp\forthcame.exe C:\Users\Admin\AppData\Local\Temp\4371.25811,#1
  2⤵
  - Executes dropped EXE
  PID:1992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\forthcame.exe

Filesize
44KB

MD5
dd81d91ff3b0763c392422865c9ac12e

SHA1
963b55acc8c566876364716d5aafa353995812a8

SHA256
f5691b8f200e3196e6808e932630e862f8f26f31cd949981373f23c9d87db8b9

SHA512
8a5036ccab9c9e71deb4ecb9598528ca19c2d697a836846d23e1547b24172fa236a798092c7db676929abff830e40f52ce8f3b3bdd8d4c2553d7c021fceaf120

Download Submit
\Users\Admin\AppData\Local\Temp\forthcame.exe

Filesize
44KB

MD5
dd81d91ff3b0763c392422865c9ac12e

SHA1
963b55acc8c566876364716d5aafa353995812a8

SHA256
f5691b8f200e3196e6808e932630e862f8f26f31cd949981373f23c9d87db8b9

SHA512
8a5036ccab9c9e71deb4ecb9598528ca19c2d697a836846d23e1547b24172fa236a798092c7db676929abff830e40f52ce8f3b3bdd8d4c2553d7c021fceaf120

Download Submit
memory/364-54-0x000007FEFBD91000-0x000007FEFBD93000-memory.dmp

Filesize
8KB

Download
memory/364-104-0x0000000001F90000-0x0000000001FA0000-memory.dmp

Filesize
64KB

Download
memory/928-110-0x0000000000000000-mapping.dmp

Download
memory/1048-105-0x0000000000000000-mapping.dmp

Download
memory/1212-107-0x0000000000000000-mapping.dmp

Download
memory/1520-111-0x0000000000000000-mapping.dmp

Download
memory/1992-113-0x0000000000000000-mapping.dmp

Download